ROLLING BEARING - MINEBEA MITSUMI INC

Title:

ROLLING BEARING

Document Type and Number:

WIPO Patent Application WO/2023/074364

Kind Code:

A1

Abstract:

A rolling bearing (20) includes an outer ring (30), an inner ring (40), rolling bodies (23) arranged between the outer ring (30) and the inner ring (40) so as to be able to roll, and an O-ring (60) formed from an elastic material and fitted into a circumferential groove (50) provided on an outer peripheral surface (31) of the outer ring (30). A first bottom surface (51) is provided in the center of the circumferential groove (50) in the axial direction, and second bottom surfaces (52a, 52b) extending in a circumferential direction and having a smaller diameter than the first bottom surface (51) are provided at an end of the first bottom surface (51) in the axial direction.

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Inventors:

NISHIMURA KENICHIRO (JP)
HORIUCHI YOJI (JP)

Application Number:

PCT/JP2022/037997

Publication Date:

May 04, 2023

Filing Date:

October 12, 2022

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